Air bubble discharging device for hysteroscopy

Abstract

The invention aims at providing an air bubble discharging device for hysteroscopy, and relates to the technical field of medical instruments, during use, the air bubble discharging device can be clamped on the bedside through a clamping assembly, so that an adjusting frame is fixed, a sheathing canal does not need to be held by hand, and the height of the adjusting frame can be adjusted through stretching of a telescopic supporting rod; a telescopic supporting rod is driven to move by rotating a transverse moving screw rod on the clamping assembly, and the position of an adjusting frame is transversely adjusted, so that a guide cylinder of the adjusting frame can be aligned to the perineum; the direction of the guide cylinder can be adjusted through rotation of the rotating ring of the adjusting frame, and the inclination direction of the guide cylinder can be adjusted through stretching of the telescopic column, so that multi-angle and multi-direction adjustment of the guide cylinder is achieved, and a sheathing canal in the guide cylinder can be adjusted in a multi-angle and multi-direction mode to align to bubbles; the exhaust port at the front end of the sheathing canal can generate negative pressure to exhaust bubbles by externally connecting the exhaust port at the tail end of the sheathing canal with an aspirator; bubbles are prevented from affecting the operation view and effect.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, and in particular to an air bubble discharging device for hysteroscopy examination. Background Art

[0002] Hysteroscopy is a new minimally invasive gynecological diagnosis and treatment technology, a fiber optic endoscope used for intrauterine examination and treatment, including a hysteroscope, an energy system, a light source system, an irrigation system, and an imaging system. It uses the front part of the mirror body to enter the uterine cavity, has a magnifying effect on the observed part, and can visually and accurately become the preferred examination method for gynecological hemorrhagic diseases and intrauterine lesions; when in use, the hysteroscope is inserted into the uterine cavity of the human body, then the light source is turned on and the image in the cavity is obtained, so as to diagnose the condition according to the image situation, and water is needed to inflate the uterus for convenient observation; However, currently when water is introduced to inflate the uterus, some air bubbles are usually generated, which affect the surgical field of view and effect and have a certain degree of danger. Therefore, a device for discharging air bubbles during hysteroscopy examination needs to be designed. Summary of the Invention

[0003] In view of the deficiencies of the prior art, the present invention provides the following technical solutions: An air bubble discharging device for hysteroscopy examination, including a sheath tube and an adjustment frame. The adjustment frame includes a mounting plate and a guide tube. The front end of the mounting plate is movably connected to the guide tube through a ball head structure. A fixed ring is fixedly arranged at the rear end of the mounting plate, and a rotating ring is rotatably mounted on the fixed ring. The guide tube is located between the fixed ring and the rotating ring; a telescopic column is fixedly arranged on the rotating ring, and the extending end of the telescopic column is movably connected to the guide tube; the direction of the guide tube can be adjusted by rotating the rotating ring, and the inclined direction of the guide tube can be adjusted by the telescopic movement of the telescopic column; The sheath tube is movably inserted into the guide tube. The front end of the sheath tube is provided with a water outlet and a plurality of exhaust ports, and the tail end of the sheath tube is provided with an exhaust interface and a liquid filling interface respectively communicating with the exhaust ports and the water outlet.

[0004] Further, a telescopic support rod is fixedly arranged below the mounting plate, and a clamping assembly is arranged below the telescopic support rod.

[0005] Further, the clamping assembly includes a U-shaped frame, a clamping plate, and a clamping screw. The clamping plate is located inside the U-shaped frame. The clamping screw is threadedly passed through the U-shaped frame and rotatably connected to the clamping plate; the telescopic support rod is slidably mounted above the U-shaped frame, and a transverse movement screw is rotatably mounted on the U-shaped frame. The lower end of the telescopic support rod is threadedly connected to the transverse movement screw, and the telescopic support rod is driven to slide by rotating the transverse movement screw.

[0006] Furthermore, a telescopic long rod is fixedly arranged on the guiding cylinder. A lead screw is rotatably installed inside the telescopic long rod. The protruding end of the telescopic long rod is threadedly sleeved on the lead screw. A knob is rotatably installed on the guiding cylinder. By rotating the knob, the lead screw is driven to rotate, thereby controlling the telescopic movement of the telescopic long rod.

[0007] Furthermore, a fixator is fixedly arranged at the protruding end of the telescopic long rod. The sheath tube inside the guiding cylinder is fixed by the fixator. The fixator includes a fixed seat and two arc-shaped plates. The fixed seat is fixedly connected to the telescopic long rod. A fixing screw is rotatably installed inside the fixed seat. The lower ends of the two arc-shaped plates are slidably connected to the fixed seat, and the lower ends of the two arc-shaped plates are respectively threadedly sleeved at both ends of the fixing screw. By rotating the fixing screw, the two arc-shaped plates are driven to move towards each other to clamp the sheath tube. By rotating the knob, the telescopic long rod is driven to expand and contract, controlling the sliding of the sheath tube inside the guiding cylinder.

[0008] Furthermore, a sliding groove is arranged on the guiding cylinder. A sliding column is fixedly arranged at the protruding end of the telescopic column. The sliding column slides along the sliding groove.

[0009] Furthermore, a rotation-preventing bolt is threadedly installed on the rotating ring. By tightening the rotation-preventing bolt, the rotation of the rotating ring is restricted.

[0010] Furthermore, a handle is fixedly installed at the tail end of the sheath tube.

[0011] Compared with the prior art, the technical solution of the present application has the following beneficial effects: In the present invention, the adjusting frame and the clamping assembly are connected by a telescopic support rod. During use, the clamping screw of the clamping assembly can be rotated to drive the clamping plate to clamp on the edge of the bed, thereby fixing the adjusting frame. There is no need to hold the sheath tube by hand. The height of the adjusting frame can be adjusted by the telescopic movement of the telescopic support rod. By rotating the transverse movement screw on the clamping assembly, the telescopic support rod is driven to move, and the position of the adjusting frame is adjusted horizontally, so that the guiding cylinder of the adjusting frame can be aligned with the perineum. By rotating the rotating ring of the adjusting frame, the direction of the guiding cylinder can be adjusted, and by the telescopic movement of the telescopic column, the inclination direction of the guiding cylinder can be adjusted, thereby realizing multi-angle and multi-direction adjustment of the guiding cylinder, so that the sheath tube inside the guiding cylinder can be adjusted to be aligned with the air bubble at multiple angles and directions. By connecting an aspirator to the exhaust interface at the tail end of the sheath tube, negative pressure can be generated at the exhaust port at the front end of the sheath tube to discharge the air bubble; avoiding the air bubble from affecting the surgical field of view and effect; and by rotating the knob on the guiding cylinder, the lead screw is driven to rotate, thereby controlling the telescopic movement of the telescopic long rod and controlling the length of the sheath tube extending into the body. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 is a three-dimensional structure diagram of the present invention; Figure 2 is a structure diagram of the adjusting frame of the present invention; Figure 3Schematic enlarged view of part A of the adjusting frame structure of the present invention; Figure 4 Schematic diagram of the sheath tube structure of the present invention; Figure 5 Schematic enlarged view of part B of the sheath tube structure of the present invention.

[0013] In the figure: U-shaped frame - 1, transverse movement screw - 11, clamping plate - 2, clamping screw - 3, telescopic support rod - 4, adjusting frame - 5, mounting plate - 51, ball head structure - 52, fixed ring - 53, rotating ring - 54, anti-rotation bolt - 541, guide cylinder - 55, sliding groove - 551, telescopic long rod - 56, knob - 561, fixator - 57, fixed seat - 571, arc plate - 572, fixed screw - 573, telescopic column - 58, adjusting screw - 581, sheath tube - 6, handle - 61, exhaust interface - 62, liquid filling interface - 63, exhaust port - 64, water outlet - 65. Detailed implementation manners

[0014] Next, the technical solutions in the embodiments of the present invention will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention. Embodiment 1

[0015] Please refer to Figures 1-5 , an air bubble discharging device for hysteroscopy examination, including a sheath tube 6 and an adjusting frame 5. The adjusting frame 5 includes a mounting plate 51 and a guide cylinder 55. The front end of the mounting plate 51 is movably connected to the guide cylinder 55 through a ball head structure 52. The rear end of the mounting plate 51 is fixedly provided with a fixed ring 53. A rotating ring 54 is rotatably mounted on the fixed ring 53. The guide cylinder 55 is located between the fixed ring 53 and the rotating ring 54. A telescopic column 58 is fixedly provided on the rotating ring 54. The extending end of the telescopic column 58 is movably connected to the guide cylinder 55. By rotating the rotating ring 54, the direction of the guide cylinder 55 can be adjusted, and by the telescoping of the telescopic column 58, the tilting direction of the guide cylinder 55 can be adjusted. A sliding groove 551 is provided on the guide cylinder 55. The extending end of the telescopic column 58 is fixedly provided with a sliding column, and the sliding column slides along the sliding groove 551. An anti-rotation bolt 541 is threadedly mounted on the rotating ring 54. By tightening the anti-rotation bolt 541, the rotation of the rotating ring 54 is restricted; In this embodiment, during use, the sheath tube 6 is placed inside the guiding cylinder 55. By rotating the rotating ring 54 of the adjusting frame 5, the direction of the guiding cylinder 55 can be adjusted, and by extending and retracting the telescopic column 58, the tilting direction of the guiding cylinder 55 can be adjusted, thereby realizing multi-angle and multi-direction adjustment of the guiding cylinder 55, so that the sheath tube 6 inside the guiding cylinder 55 can be adjusted to align with the bubble at multiple angles and directions. Embodiment 2

[0016] Please refer to Figures 1-5 , according to Embodiment 1, the sheath tube 6 is movably inserted into the guiding cylinder 55. The front end of the sheath tube 6 is provided with a water outlet 65 and a plurality of exhaust ports 64. The tail end of the sheath tube 6 is provided with an exhaust interface 62 and a liquid filling interface 63 which are respectively communicated with the exhaust port 64 and the water outlet 65; by externally connecting a suction device to the exhaust interface 62 at the tail end of the sheath tube 6, a negative pressure can be generated at the exhaust port 64 at the front end of the sheath tube 6 to discharge the bubbles; to avoid the bubbles affecting the surgical field of view and effect, and by externally connecting a liquid filling device to the liquid filling interface 63 at the tail end of the sheath tube 6, water can be filled to inflate the uterus, and a handle is fixedly installed at the tail end of the sheath tube 6 for easy grasping of the sheath tube 6. Embodiment 3

[0017] Please refer to Figures 1-5 , according to Embodiments 1-2, a telescopic support rod 4 is fixedly arranged below the mounting plate 51, and a clamping assembly is arranged below the telescopic support rod 4; the clamping assembly includes a U-shaped frame 1, a clamping plate 2, and a clamping screw 3. The clamping plate 2 is located inside the U-shaped frame 1, and the clamping screw 3 is threadedly passed through the U-shaped frame 1 and rotatably connected to the clamping plate 2; the telescopic support rod 4 is slidably installed above the U-shaped frame 1, and a transverse movement screw 11 is rotatably installed on the U-shaped frame 1. The lower end of the telescopic support rod 4 is threadedly connected to the transverse movement screw 11, and by rotating the transverse movement screw 11, the telescopic support rod 4 is driven to slide; In this embodiment, the adjusting frame 5 is connected to the clamping assembly through the telescopic support rod 4. During use, the clamping screw 3 of the clamping assembly can be rotated to drive the clamping plate 2 to clamp on the edge of the bed, thereby fixing the adjusting frame 5, without the need to hold the sheath tube 6 by hand. The height of the adjusting frame 5 can be adjusted by extending and retracting the telescopic support rod 4, and the position of the adjusting frame 5 can be adjusted horizontally by rotating the transverse movement screw 11 on the clamping assembly to drive the telescopic support rod 4 to move, so that the guiding cylinder 55 of the adjusting frame 5 can be aligned with the perineum. Embodiment 4

[0018] Please refer to Figures 1-5, according to Embodiments 1-3, a telescopic long rod 56 is fixedly arranged on the guiding cylinder 55. A lead screw is rotatably installed in the telescopic long rod 56. The extending end of the telescopic long rod 56 is threadedly sleeved on the lead screw, and a knob 561 is rotatably installed on the guiding cylinder 55. By rotating the knob 561, the lead screw is driven to rotate so as to control the telescoping of the telescopic long rod 56; a fixator 57 is fixedly arranged at the extending end of the telescopic long rod 56. The sheath tube 6 in the guiding cylinder 55 is fixed by the fixator 57. The fixator 57 includes a fixed seat 571 and two arc-shaped plates 572; the fixed seat 571 is fixedly connected with the telescopic long rod 56. A fixed screw 573 is rotatably installed in the fixed seat 571. The lower ends of the two arc-shaped plates 572 are slidably connected with the fixed seat 571, and the lower ends of the two arc-shaped plates 572 are respectively threadedly sleeved at both ends of the fixed screw 573; by rotating the fixed screw 573, the two arc-shaped plates 572 are driven to move towards each other to clamp the sheath tube 6. By rotating the knob 561, the telescopic long rod 56 is driven to telescope, and the length of the sheath tube 6 extending into the body is controlled by controlling the sliding of the sheath tube 6 in the guiding cylinder 55.

[0019] The preferred embodiments of the present invention disclosed above are only used to help illustrate the present invention. The preferred embodiments do not describe all the details in detail, nor do they limit the invention to the specific embodiments described. Obviously, many modifications and variations can be made according to the content of this specification. These embodiments are selected and specifically described in this specification to better explain the principle and practical application of the present invention, so that those skilled in the art in the relevant technical field can well understand and utilize the present invention. The present invention is only limited by the claims and their full scope and equivalents.

Claims

1. An air bubble removal device for hysteroscopy, comprising a sheath tube and an adjustment frame, characterized in that: The adjustment frame comprises a mounting plate and a guide cylinder. The front end of the mounting plate is movably connected to the guide cylinder by setting a ball head structure. The rear end of the mounting plate is fixedly provided with a fixed ring. A rotating ring is rotatably installed on the fixed ring. The guide cylinder is located between the fixed ring and the rotating ring. A telescopic column is fixedly provided on the rotating ring. The extended end of the telescopic column is movably connected to the guide cylinder. The direction of the guide cylinder can be adjusted by rotating the rotating ring, and the inclination direction of the guide cylinder can be adjusted by telescoping the telescopic column. The sheath tube is movably inserted into the guide cylinder, a water outlet and a plurality of exhaust ports are arranged at the front end of the sheath tube, and an exhaust interface and a liquid filling interface are arranged at the rear end of the sheath tube, which are respectively connected with the exhaust port and the water outlet.

2. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: A telescopic support rod is fixedly arranged below the mounting plate, and a clamping assembly is arranged below the telescopic support rod.

3. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: The clamping assembly includes a U-shaped frame, a clamping plate, and a clamping screw. The clamping plate is located in the U-shaped frame, and the clamping screw thread passes through the U-shaped frame and is rotatably connected to the clamping plate; the telescopic support rod is slidably installed above the U-shaped frame, and a transverse screw is rotatably installed on the U-shaped frame. The lower end of the telescopic support rod is threadedly connected to the transverse screw, and the telescopic support rod is driven to slide by rotating the transverse screw.

4. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: The guide cylinder is fixed with a telescopic rod, a screw rod is rotatably installed in the telescopic rod, the extended end of the telescopic rod is threadedly sleeved on the screw rod, and a knob is rotatably installed on the guide cylinder, and the screw rod is driven to rotate by rotating the knob to control the extension and retraction of the telescopic rod.

5. The air bubble removal device for hysteroscopy according to claim 4, characterized in that: A fixture is fixedly arranged at the protruding end of the telescopic long rod, and the sheath tube in the guide cylinder is fixed by the fixture, and the fixture includes a fixing seat and two arc-shaped plates; the fixing seat is fixedly connected to the telescopic long rod, and a fixing screw is rotatably installed in the fixing seat, and the lower ends of the two arc-shaped plates are slidably connected to the fixing seat, and the lower ends of the two arc-shaped plates are respectively threadedly sleeved on the two ends of the fixing screw; the fixing screw is rotated to drive the two arc-shaped plates to move toward each other to clamp the sheath tube, and the telescopic long rod is driven to extend and retract by rotating the knob, so as to control the sheath tube to slide in the guide cylinder.

6. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: A sliding groove is arranged on the guide cylinder, and a sliding column is fixedly arranged on the extended end of the telescopic column, and the sliding column slides along the sliding groove.

7. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: A rotation-stopping bolt is threadedly mounted on the rotating ring, and the rotation of the rotating ring is limited by tightening the rotation-stopping bolt.

8. The air bubble removal device for hysteroscopy according to claim 1, characterized in that: A handle is fixedly mounted on the tail end of the sheath tube.

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